<template>
    <el-card class="box-card" style="width: 1450px">
      <!-- --------------------  搜索------------------------------- -->
      <div slot="header" class="clearfix">
        <el-form :inline="true" :model="query">
          <el-form-item>
            <el-input
              v-model="query.empName"
              placeholder="用户名"
              :clearable="true"
            ></el-input>
          </el-form-item>
          <el-form-item>
            <el-date-picker
              v-model="query.dateRange"
              type="daterange"
              range-separator="至"
              start-placeholder="开始注册日期"
              end-placeholder="结束注册日期"
              value-format="yyyy-MM-dd"
            >
            </el-date-picker>
          </el-form-item>
          <el-form-item>
            <el-row>
              <el-col :span="20">
                <el-button type="primary" @click="loadUsers"
                  ><i class="el-icon-search"></i
                ></el-button>
                <el-button type="success" @click="dialog.addshow = true"
                  >添加</el-button
                >
                <el-button type="success" @click="exportExcel"
                  >导出数据</el-button
                >
              </el-col>
              <el-col :span="4">
                <el-upload
                  class="clearfix"
                  action="http://localhost:9000/users/importExcel"
                  name="file"
                  :on-progress="onExcelProgress"
                  :on-success="handleExcelSuccess"
                  accept=".csv, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel"
                  multiple
                  :limit="1"
                  :headers="upload.headerObj"
                >
                  <el-button type="primary">数据导入</el-button>
                </el-upload>
              </el-col>
            </el-row>
          </el-form-item>
        </el-form>
      </div>
      <!-- ----------------------表格--------------------------- -->
      <el-table :data="userList" border style="width: 100%">
        <el-table-column prop="empId" label="编号" width="180"> </el-table-column>
        <el-table-column prop="empName" label="姓名" width="120">
        </el-table-column>
        <el-table-column prop="empSex" label="性别" width="120">
        </el-table-column>
        <el-table-column prop="empAge" label="年龄" width="120">
        </el-table-column>
        <el-table-column prop="empAdd" label="住址" width="120">
        </el-table-column>
        <el-table-column prop="empBirthday" label="生日" width="180">
        </el-table-column>
        <el-table-column label="头像" show-overflow-tooltip width="160">
          <template slot-scope="scope">
            <el-link @click="downLoad(scope.row.empHeadImg)" target="_blank">
              <img
                :src="scope.row.empHeadImg"
                alt=""
                style="width: 60px; height: 60px"
              />
            </el-link>
          </template>
        </el-table-column>
        <el-table-column prop="deptName" label="部门" width="120">
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-button size="mini" @click="handleEdit(scope.row.empId)"
              >编辑</el-button
            >
            <el-popconfirm
              title="这是一段内容确定删除吗？"
              @confirm="handleDelete(scope.row.empId)"
            >
              <el-button slot="reference" size="mini" type="danger"
                >删除</el-button
              >
            </el-popconfirm>
            <el-button type="danger" size="mini" @click="assignRole(scope.row.empId)"
              >分配角色</el-button
            >
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="query.currentPage"
        :page-sizes="page.pageSizes"
        :page-size="query.pageSize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="page.total"
      >
      </el-pagination>
      <!-- -----------------------添加dialog------------------------------------------------------ -->
      <el-dialog title="添加用户" :visible.sync="dialog.addshow" width="30%">
        <el-form :model="addForm" :rules="rules" ref="addForm">
          <el-row>
            <el-col :span="12"
              ><el-form-item
                label="姓名"
                :label-width="formLabelWidth"
                prop="empName"
              >
                <el-input v-model="addForm.empName" autocomplete="off"></el-input>
              </el-form-item>
              <el-form-item label="性别" :label-width="formLabelWidth">
                <el-input
                  v-model="addForm.empSex"
                  autocomplete="off"
                ></el-input>
              </el-form-item>
              <el-form-item label="年龄" :label-width="formLabelWidth">
                <el-input
                  v-model="addForm.empAge"
                  autocomplete="off"
                ></el-input>
              </el-form-item>
              <el-form-item label="住址" :label-width="formLabelWidth">
                <el-input
                  v-model="addForm.empAdd"
                  autocomplete="off"
                ></el-input>
              </el-form-item>
              <el-form-item label="头像" prop="empHeadImg" hidden>
                <el-input v-model="addForm.empHeadImg" clearable></el-input>
              </el-form-item>
              <el-form-item label="账号" :label-width="formLabelWidth">
                <el-input
                  v-model="addForm.empAcc"
                  autocomplete="off"
                ></el-input>
              </el-form-item>
              <el-form-item label="密码" :label-width="formLabelWidth">
                <el-input
                  v-model="addForm.empPassword"
                  autocomplete="off"
                ></el-input>
              </el-form-item>
              <el-form-item label="生日" :label-width="formLabelWidth">
                <el-date-picker
                  v-model="addForm.empBirthday"
                  type="date"
                  placeholder="选择日期"
                >
                </el-date-picker>
              </el-form-item>
  
              <el-form-item label="部门" :label-width="formLabelWidth">
                <el-select v-model="addForm.deptId" placeholder="请选择部门">
                  <el-option
                    v-for="(dept, index) in deptList"
                    :key="index"
                    :label="dept.deptName"
                    :value="dept.deptId"
                  ></el-option>
                </el-select> </el-form-item
            ></el-col>
            <el-col :span="12">
              <el-upload
                class="avatar-uploader"
                action="http://localhost:8888/uploadoss"
                name="file"
                :headers="upload.headerObj"
                :show-file-list="false"
                :on-success="handleSuccess"
                :before-upload="beforeUpload"
              >
                <img v-if="imageUrl" :src="imageUrl" class="avatar" />
                <i v-else class="el-icon-plus avatar-uploader-icon"></i>
              </el-upload>
            </el-col>
          </el-row>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="dialog.addshow = false">取 消</el-button>
          <el-button type="primary" @click="addUser">提 交</el-button>
        </div>
      </el-dialog>
  
      <!-- -----------------------修改dialog------------------------------------------------------ -->
      <el-dialog title="修改用户" :visible.sync="dialog.updateshow" width="30%">
        <el-form :model="form">
          <el-form-item label="姓名" :label-width="formLabelWidth">
            <el-input v-model="updateForm.empName" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="性别" :label-width="formLabelWidth">
            <el-input v-model="updateForm.empSex" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="年龄" :label-width="formLabelWidth">
            <el-input v-model="updateForm.empAge" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="地址" :label-width="formLabelWidth">
            <el-input v-model="updateForm.empAdd" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="账号" :label-width="formLabelWidth">
            <el-input v-model="updateForm.empAcc" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="密码" :label-width="formLabelWidth">
            <el-input v-model="updateForm.empPassword" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="生日" :label-width="formLabelWidth">
            <el-date-picker
              v-model="updateForm.empBirthday"
              type="date"
              placeholder="选择日期"
            >
            </el-date-picker>
          </el-form-item>
  
          <el-form-item label="部门" :label-width="formLabelWidth">
            <el-select v-model="updateForm.deptId" placeholder="请选择部门">
              <el-option
                v-for="(dept, index) in deptList"
                :key="index"
                :label="dept.deptName"
                :value="dept.deptId"
              ></el-option>
            </el-select>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="dialog.updateshow = false">取 消</el-button>
          <el-button type="primary" @click="updateUser">提 交</el-button>
        </div>
      </el-dialog>
  
      <!-- -----------------------授角色dialog------------------------------------------------------ -->
      <el-dialog
        title="用户授权"
        :visible.sync="dialog.assingRolesVisible"
        width="30%"
      >
        <el-checkbox-group v-model="checkList">
          <el-checkbox
            :label="item.roleId"
            v-for="(item, index) in roleList"
            :key="index"
            >{{ item.roleName }}</el-checkbox
          >
        </el-checkbox-group>
  
        <div slot="footer" class="dialog-footer">
          <el-button @click="dialog.assingRolesVisible = false">取 消</el-button>
          <el-button type="primary" @click="updateRole">提 交</el-button>
        </div>
      </el-dialog>
    </el-card>
  </template>
  
  <script>
  export default {
    data() {
      return {
        imageUrl: "",
        upload: {
          headerObj: {
            //Spring security时需要传递token，否则不需要该配置
            Authorization: sessionStorage.getItem("authorization"),
          },
        },
        uid: 0,
        checkList: [], //选中的角色
        roleList: [], //所有角色
        userList: [],
        deptList: [],
        page: {
          pageSizes: [5, 10, 20, 50, 100], //下拉列表中的数组
          total: 0, //一共有多少条数据
        },
        query: {
          currentPage: 1, //代表当前页
          pageSize: 5, //代表每页显示多少条数据
          empName: "",
          dateRange: [],
        },
        dialog: {
          addshow: false,
          updateshow: false,
          assingRolesVisible: false,
        },
        addForm: {},
        updateForm: {},
        rules: {
          tel: [
            { required: true, message: "请输入账号", trigger: "blur" },
            { min: 3, max: 5, message: "长度在 3 到 5 个字符", trigger: "blur" },
          ],
          region: [
            { required: true, message: "请选择活动区域", trigger: "change" },
          ],
          date1: [
            {
              type: "date",
              required: true,
              message: "请选择日期",
              trigger: "change",
            },
          ],
          date2: [
            {
              type: "date",
              required: true,
              message: "请选择时间",
              trigger: "change",
            },
          ],
          type: [
            {
              type: "array",
              required: true,
              message: "请至少选择一个活动性质",
              trigger: "change",
            },
          ],
          resource: [
            { required: true, message: "请选择活动资源", trigger: "change" },
          ],
          desc: [{ required: true, message: "请填写活动形式", trigger: "blur" }],
        },
      };
    },
    methods: {
      handleExcelSuccess(res, result) {
        this.$message.success("导入成功");
        if (result.response.success) {
          this.loadUsers();
        }
      },
      // 上传中
      onExcelProgress() {},
      exportExcel() {
        this.$axios
          .post("users/exportExcel", this.query, { responseType: "blob" })
          .then((res) => {
            let fileName = res.headers["content-disposition"].split("=")[1]; //得到后端生成的文件名
            let url = window.URL.createObjectURL(new Blob([res.data]));
            let dom = document.createElement("a");
            dom.style.display = "none";
            dom.href = url;
            dom.setAttribute("download", fileName); //指定下载后的文件名，防跳转
            document.body.appendChild(dom);
            dom.click();
            // 释放内存
            dom.parentNode.removeChild(dom);
            window.URL.revokeObjectURL(dom.href);
          })
          .catch(function (error) {
            console.log(error);
          });
      },
      // 下载文件
      downLoad(picture) {
        let pic = picture.substr(picture.lastIndexOf("/") + 1);
        this.$axios
          .get("/downLoadFile", {
            params: { filename: pic },
            responseType: "blob",
          })
          .then((res) => {
            let url = window.URL.createObjectURL(new Blob([res.data]));
            let link = document.createElement("a");
            link.style.display = "none";
            link.href = url;
            link.setAttribute("download", pic); //指定下载后的文件名，防跳转
            document.body.appendChild(link);
            link.click();
            // 释放内存
            window.URL.revokeObjectURL(link.href);
          })
          .catch(function (error) {
            console.log(error);
          });
      },
      handleSuccess(res, file) {
        //this.imageUrl = URL.createObjectURL(file.raw);
        this.imageUrl = res.message; //显示
        this.addForm.headImg = res.message; //表单提交时传给服务器的
      },
      beforeUpload(file) {
        const isJPG = file.type === "image/jpeg";
        const isLt2M = file.size / 1024 / 1024 < 2;
  
        if (!isJPG) {
          this.$message.error("上传头像图片只能是 JPG 格式!");
        }
        if (!isLt2M) {
          this.$message.error("上传头像图片大小不能超过 2MB!");
        }
        return isJPG && isLt2M;
      },
      updateRole() {
        this.$axios
          .post("roles", {
            empId: this.uid,
            roleIds: this.checkList,
          })
          .then((res) => {
            if (res.data.code == 200) {
              this.$message.success("授权成功");
              this.dialog.assingRolesVisible = false;
              this.checkList = [];
              this.uid = 0;
            }
          });
      },
      assignRole(id) {
        this.dialog.assingRolesVisible = true;
        this.$axios.get("/roles/" + id).then((res) => {
          this.uid = id;
          this.roleList = res.data.data.roleList;
          this.checkList = res.data.data.checkList;
        });
      },
      loadUsers() {
        this.$axios.post("/emps/query", this.query).then((res) => {
          this.userList = res.data.data.empList;
          this.page.total = res.data.data.total;
        });
      },
      loadDepts() {
        this.$axios.get("/depts").then((res) => {
          this.deptList = res.data.data.deptList;
        });
      },
      addUser() {
        this.$axios.post("/emps", this.addForm).then((res) => {
          if (res.data.code == 200) {
            this.dialog.addshow = false; //关掉模态框
            this.loadUsers(); //重新加载数据
            this.$refs.addForm.resetFields();
            //this.addForm = {}
          }
        });
      },
      updateUser() {
        this.$axios.put("/emps", this.updateForm).then((res) => {
          if (res.data.code == 200) {
            this.dialog.updateshow = false; //关掉模态框
            this.loadUsers(); //重新加载数据
          }
        });
      },
      handleEdit(empId) {
        //显示修改模态框
        this.dialog.updateshow = true;
        //查询对应的数据
        this.$axios.get("/emps/" + empId).then((res) => {
          this.updateForm = res.data.data.emp;
        });
      },
      handleDelete(empId) {
        //查询对应的数据
        this.$axios.delete("/emps/" + empId).then((res) => {
          if (res.data.code == 200) {
            this.$message.success("删除成功");
            this.loadUsers(); //重新加载数据
          } else {
            this.$message.success(res.data.message);
          }
        });
      },
      handleSizeChange(val) {
        //当每页数据改变时
        this.query.pageSize = val;
        this.loadUsers();
      },
      handleCurrentChange(val) {
        //当点击页码时
        this.query.currentPage = val;
        this.loadUsers();
      },
    },
    mounted() {
      this.loadUsers();
      this.loadDepts();
    },
  };
  </script>
  <style>
  .avatar-uploader .el-upload {
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }
  .avatar-uploader .el-upload:hover {
    border-color: #409eff;
  }
  .avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 178px;
    height: 178px;
    line-height: 178px;
    text-align: center;
  }
  .avatar {
    width: 178px;
    height: 178px;
    display: block;
  }
  </style>